/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-356b6ba-m [2024-11-01 06:58:49,956 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 06:58:50,044 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-01 06:58:50,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 06:58:50,057 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 06:58:50,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 06:58:50,095 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 06:58:50,098 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 06:58:50,098 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 06:58:50,099 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 06:58:50,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 06:58:50,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 06:58:50,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 06:58:50,100 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 06:58:50,101 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 06:58:50,101 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 06:58:50,102 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 06:58:50,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 06:58:50,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 06:58:50,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 06:58:50,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 06:58:50,106 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 06:58:50,107 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 06:58:50,107 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 06:58:50,107 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 06:58:50,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 06:58:50,108 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 06:58:50,108 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 06:58:50,109 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 06:58:50,109 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 06:58:50,109 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 06:58:50,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 06:58:50,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 06:58:50,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 06:58:50,114 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 06:58:50,114 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 06:58:50,114 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 06:58:50,114 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 06:58:50,115 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 06:58:50,115 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 06:58:50,115 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 06:58:50,117 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 06:58:50,117 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-01 06:58:50,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 06:58:50,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 06:58:50,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 06:58:50,467 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 06:58:50,467 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 06:58:50,469 INFO L431 ainManager$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 [2024-11-01 06:58:51,953 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 06:58:52,536 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 06:58:52,539 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 [2024-11-01 06:58:52,587 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a49aa699c/78c965cd24474695aa3e35d6f74ec072/FLAG90d4ed378 [2024-11-01 06:58:53,052 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a49aa699c/78c965cd24474695aa3e35d6f74ec072 [2024-11-01 06:58:53,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 06:58:53,056 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 06:58:53,058 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 06:58:53,058 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 06:58:53,063 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 06:58:53,064 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 06:58:53" (1/1) ... [2024-11-01 06:58:53,066 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@173eb958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:53, skipping insertion in model container [2024-11-01 06:58:53,066 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 06:58:53" (1/1) ... [2024-11-01 06:58:53,206 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 06:58:54,263 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,508 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,528 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,559 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,597 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,598 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,601 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,606 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,607 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,618 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,632 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,641 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,642 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,663 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,677 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,692 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,697 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,698 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,715 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,726 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,739 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,740 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,744 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,750 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,764 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,811 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,812 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,878 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,879 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,880 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,885 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,886 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,887 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,887 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,888 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,888 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,889 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,889 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,890 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,892 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,893 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,893 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,893 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,894 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,894 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:54,925 WARN L251 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] [2024-11-01 06:58:55,193 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:58:55,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:58:55,326 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 06:58:55,436 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] [2024-11-01 06:58:55,439 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] [2024-11-01 06:58:55,440 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] [2024-11-01 06:58:55,441 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] [2024-11-01 06:58:55,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3421] [2024-11-01 06:58:55,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3424] [2024-11-01 06:58:55,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3427] [2024-11-01 06:58:55,442 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3430] [2024-11-01 06:58:55,447 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] [2024-11-01 06:58:55,448 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] [2024-11-01 06:58:55,448 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] [2024-11-01 06:58:55,448 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] [2024-11-01 06:58:55,716 WARN L251 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] [2024-11-01 06:58:55,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:58:55,840 WARN L709 CHandler]: The following functions are not defined or handled internally: __bad_percpu_size [2024-11-01 06:58:55,850 INFO L204 MainTranslator]: Completed translation [2024-11-01 06:58:55,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55 WrapperNode [2024-11-01 06:58:55,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 06:58:55,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 06:58:55,856 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 06:58:55,856 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 06:58:55,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (1/1) ... [2024-11-01 06:58:55,946 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (1/1) ... [2024-11-01 06:58:56,069 INFO L138 Inliner]: procedures = 235, calls = 1325, calls flagged for inlining = 79, calls inlined = 73, statements flattened = 2850 [2024-11-01 06:58:56,070 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 06:58:56,071 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 06:58:56,071 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 06:58:56,071 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 06:58:56,084 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (1/1) ... [2024-11-01 06:58:56,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (1/1) ... [2024-11-01 06:58:56,124 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (1/1) ... [2024-11-01 06:58:56,312 INFO L175 MemorySlicer]: Split 824 memory accesses to 20 slices as follows [2, 14, 5, 5, 16, 1, 29, 15, 15, 26, 3, 5, 647, 8, 12, 1, 3, 8, 6, 3]. 79 percent of accesses are in the largest equivalence class. The 518 initializations are split as follows [2, 3, 5, 5, 0, 0, 0, 8, 8, 0, 3, 5, 451, 8, 0, 0, 3, 8, 6, 3]. The 150 writes are split as follows [0, 10, 0, 0, 16, 0, 29, 3, 0, 26, 0, 0, 63, 0, 2, 1, 0, 0, 0, 0]. [2024-11-01 06:58:56,312 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (1/1) ... [2024-11-01 06:58:56,312 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (1/1) ... [2024-11-01 06:58:56,405 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (1/1) ... [2024-11-01 06:58:56,425 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (1/1) ... [2024-11-01 06:58:56,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (1/1) ... [2024-11-01 06:58:56,476 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (1/1) ... [2024-11-01 06:58:56,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 06:58:56,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 06:58:56,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 06:58:56,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 06:58:56,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (1/1) ... [2024-11-01 06:58:56,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 06:58:56,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 06:58:56,539 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) [2024-11-01 06:58:56,544 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 [2024-11-01 06:58:56,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-01 06:58:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2024-11-01 06:58:56,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-01 06:58:56,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-01 06:58:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-01 06:58:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-01 06:58:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-01 06:58:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-01 06:58:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-01 06:58:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-01 06:58:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-01 06:58:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-01 06:58:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-01 06:58:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-01 06:58:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-01 06:58:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-01 06:58:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-11-01 06:58:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-11-01 06:58:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-11-01 06:58:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#17 [2024-11-01 06:58:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#18 [2024-11-01 06:58:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#19 [2024-11-01 06:58:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-01 06:58:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-01 06:58:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-01 06:58:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-01 06:58:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-01 06:58:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-01 06:58:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-01 06:58:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-01 06:58:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-01 06:58:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-01 06:58:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-01 06:58:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-01 06:58:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-01 06:58:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-01 06:58:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-01 06:58:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-01 06:58:56,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-01 06:58:56,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-11-01 06:58:56,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-11-01 06:58:56,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-11-01 06:58:56,574 INFO L130 BoogieDeclarations]: Found specification of procedure lp_error [2024-11-01 06:58:56,574 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_error [2024-11-01 06:58:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-01 06:58:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-01 06:58:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-01 06:58:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-01 06:58:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-01 06:58:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-01 06:58:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-01 06:58:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-01 06:58:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-01 06:58:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-01 06:58:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-01 06:58:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-01 06:58:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-01 06:58:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-01 06:58:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-01 06:58:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-01 06:58:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-01 06:58:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-01 06:58:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-01 06:58:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-01 06:58:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-01 06:58:56,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-01 06:58:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-01 06:58:56,578 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-01 06:58:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure lp_register [2024-11-01 06:58:56,578 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_register [2024-11-01 06:58:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2024-11-01 06:58:56,578 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2024-11-01 06:58:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-01 06:58:56,578 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-01 06:58:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure lp_release_parport [2024-11-01 06:58:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_release_parport [2024-11-01 06:58:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-01 06:58:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-01 06:58:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-01 06:58:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-01 06:58:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-01 06:58:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-01 06:58:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-01 06:58:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-01 06:58:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-01 06:58:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-01 06:58:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_UCHAR [2024-11-01 06:58:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_UCHAR [2024-11-01 06:58:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-01 06:58:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2024-11-01 06:58:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-01 06:58:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure lp_set_timeout [2024-11-01 06:58:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_set_timeout [2024-11-01 06:58:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure lp_reset [2024-11-01 06:58:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_reset [2024-11-01 06:58:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_25 [2024-11-01 06:58:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_25 [2024-11-01 06:58:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-01 06:58:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-01 06:58:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-01 06:58:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-01 06:58:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-01 06:58:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-01 06:58:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-01 06:58:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-01 06:58:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-01 06:58:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-01 06:58:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-01 06:58:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-01 06:58:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-01 06:58:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-01 06:58:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-01 06:58:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-01 06:58:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-01 06:58:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-01 06:58:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-01 06:58:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-01 06:58:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-01 06:58:56,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-01 06:58:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-01 06:58:56,585 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-01 06:58:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-01 06:58:56,585 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-01 06:58:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-01 06:58:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-01 06:58:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-01 06:58:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-01 06:58:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-01 06:58:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-01 06:58:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-01 06:58:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-01 06:58:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-01 06:58:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-01 06:58:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-01 06:58:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-01 06:58:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-01 06:58:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-11-01 06:58:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2024-11-01 06:58:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2024-11-01 06:58:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2024-11-01 06:58:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2024-11-01 06:58:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2024-11-01 06:58:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#19 [2024-11-01 06:58:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-01 06:58:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-01 06:58:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-01 06:58:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-01 06:58:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-01 06:58:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-01 06:58:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-01 06:58:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-01 06:58:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-01 06:58:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-01 06:58:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-01 06:58:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-01 06:58:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-01 06:58:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-01 06:58:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-01 06:58:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-11-01 06:58:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-11-01 06:58:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-11-01 06:58:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-11-01 06:58:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2024-11-01 06:58:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure parport_write [2024-11-01 06:58:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_write [2024-11-01 06:58:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-01 06:58:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-01 06:58:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-01 06:58:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-01 06:58:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-01 06:58:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-01 06:58:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-01 06:58:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-01 06:58:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-01 06:58:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-01 06:58:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-01 06:58:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-01 06:58:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-01 06:58:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-01 06:58:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-01 06:58:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-01 06:58:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-01 06:58:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-01 06:58:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-11-01 06:58:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-11-01 06:58:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-11-01 06:58:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-01 06:58:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-01 06:58:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-01 06:58:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-01 06:58:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-01 06:58:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-01 06:58:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-01 06:58:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-01 06:58:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-01 06:58:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-01 06:58:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-01 06:58:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-01 06:58:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-01 06:58:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-01 06:58:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-01 06:58:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-01 06:58:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-01 06:58:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-01 06:58:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-01 06:58:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-01 06:58:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-01 06:58:56,594 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-01 06:58:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 06:58:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-01 06:58:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-01 06:58:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-01 06:58:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-01 06:58:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-01 06:58:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-01 06:58:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-01 06:58:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-01 06:58:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-01 06:58:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-01 06:58:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-01 06:58:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-01 06:58:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-01 06:58:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-01 06:58:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-01 06:58:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-01 06:58:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-01 06:58:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-01 06:58:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-01 06:58:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-01 06:58:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-01 06:58:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-01 06:58:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-01 06:58:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-11-01 06:58:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-11-01 06:58:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-11-01 06:58:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-11-01 06:58:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-01 06:58:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-01 06:58:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-01 06:58:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-01 06:58:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-01 06:58:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#12 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#13 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#14 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#15 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#16 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#17 [2024-11-01 06:58:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#18 [2024-11-01 06:58:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#19 [2024-11-01 06:58:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-01 06:58:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-01 06:58:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lp_mutex [2024-11-01 06:58:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lp_mutex [2024-11-01 06:58:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2024-11-01 06:58:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2024-11-01 06:58:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure parport_negotiate [2024-11-01 06:58:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_negotiate [2024-11-01 06:58:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2024-11-01 06:58:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2024-11-01 06:58:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_console [2024-11-01 06:58:56,601 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_console [2024-11-01 06:58:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure parport_set_timeout [2024-11-01 06:58:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_set_timeout [2024-11-01 06:58:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2024-11-01 06:58:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UCHAR~TO~VOID [2024-11-01 06:58:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim_or_block [2024-11-01 06:58:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim_or_block [2024-11-01 06:58:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure lp_do_ioctl [2024-11-01 06:58:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_do_ioctl [2024-11-01 06:58:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2024-11-01 06:58:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2024-11-01 06:58:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-01 06:58:56,602 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-01 06:58:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-01 06:58:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-01 06:58:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-11-01 06:58:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-01 06:58:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#14 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#15 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#16 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#17 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#18 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#19 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-01 06:58:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-01 06:58:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-01 06:58:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-01 06:58:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-01 06:58:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-01 06:58:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-01 06:58:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-01 06:58:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-01 06:58:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-01 06:58:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-01 06:58:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-01 06:58:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#14 [2024-11-01 06:58:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#15 [2024-11-01 06:58:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#16 [2024-11-01 06:58:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#17 [2024-11-01 06:58:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#18 [2024-11-01 06:58:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#19 [2024-11-01 06:58:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-01 06:58:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-01 06:58:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-01 06:58:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-01 06:58:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-01 06:58:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-01 06:58:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-01 06:58:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-01 06:58:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-01 06:58:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-01 06:58:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-01 06:58:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-01 06:58:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-01 06:58:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-01 06:58:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#14 [2024-11-01 06:58:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#15 [2024-11-01 06:58:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#16 [2024-11-01 06:58:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#17 [2024-11-01 06:58:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#18 [2024-11-01 06:58:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#19 [2024-11-01 06:58:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-01 06:58:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-01 06:58:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-01 06:58:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-01 06:58:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure lp_claim_parport_or_block [2024-11-01 06:58:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_claim_parport_or_block [2024-11-01 06:58:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2024-11-01 06:58:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2024-11-01 06:58:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-01 06:58:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-01 06:58:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-01 06:58:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-01 06:58:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-01 06:58:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-01 06:58:56,613 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-01 06:58:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 06:58:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-01 06:58:56,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-01 06:58:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-01 06:58:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-01 06:58:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-01 06:58:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-01 06:58:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-01 06:58:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-01 06:58:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-01 06:58:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-01 06:58:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-01 06:58:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-01 06:58:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-01 06:58:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-01 06:58:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-01 06:58:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-01 06:58:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-01 06:58:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-01 06:58:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-01 06:58:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-01 06:58:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-01 06:58:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-01 06:58:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-01 06:58:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure lp_detach [2024-11-01 06:58:56,615 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_detach [2024-11-01 06:58:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lp_mutex [2024-11-01 06:58:56,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lp_mutex [2024-11-01 06:58:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure lp_negotiate [2024-11-01 06:58:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_negotiate [2024-11-01 06:58:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-11-01 06:58:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-11-01 06:58:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-11-01 06:58:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-11-01 06:58:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure lp_wait_ready [2024-11-01 06:58:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_wait_ready [2024-11-01 06:58:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-01 06:58:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-01 06:58:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-01 06:58:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-01 06:58:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure lp_write [2024-11-01 06:58:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_write [2024-11-01 06:58:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-01 06:58:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-01 06:58:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-01 06:58:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-01 06:58:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 06:58:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 06:58:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure parport_yield_blocking [2024-11-01 06:58:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_yield_blocking [2024-11-01 06:58:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-01 06:58:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-01 06:58:57,265 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 06:58:57,269 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 06:58:57,527 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-01 06:59:09,172 INFO L? ?]: Removed 1023 outVars from TransFormulas that were not future-live. [2024-11-01 06:59:09,173 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 06:59:09,212 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 06:59:09,212 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-01 06:59:09,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 06:59:09 BoogieIcfgContainer [2024-11-01 06:59:09,213 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 06:59:09,218 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 06:59:09,218 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 06:59:09,221 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 06:59:09,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 06:58:53" (1/3) ... [2024-11-01 06:59:09,222 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ae248b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 06:59:09, skipping insertion in model container [2024-11-01 06:59:09,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:58:55" (2/3) ... [2024-11-01 06:59:09,223 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ae248b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 06:59:09, skipping insertion in model container [2024-11-01 06:59:09,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 06:59:09" (3/3) ... [2024-11-01 06:59:09,224 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2024-11-01 06:59:09,242 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 06:59:09,242 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 06:59:09,356 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 06:59:09,366 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;@6a0b91e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 06:59:09,366 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 06:59:09,377 INFO L276 IsEmpty]: Start isEmpty. Operand has 873 states, 613 states have (on average 1.3539967373572595) internal successors, (830), 637 states have internal predecessors, (830), 203 states have call successors, (203), 56 states have call predecessors, (203), 55 states have return successors, (198), 198 states have call predecessors, (198), 198 states have call successors, (198) [2024-11-01 06:59:09,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-01 06:59:09,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:59:09,401 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] [2024-11-01 06:59:09,401 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:59:09,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:59:09,407 INFO L85 PathProgramCache]: Analyzing trace with hash -288491486, now seen corresponding path program 1 times [2024-11-01 06:59:09,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:59:09,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [136102923] [2024-11-01 06:59:09,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:59:09,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:59:09,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:59:09,422 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) [2024-11-01 06:59:09,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-01 06:59:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:59:12,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-01 06:59:12,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:59:12,173 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-11-01 06:59:12,174 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:59:14,162 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-11-01 06:59:14,163 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:59:14,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [136102923] [2024-11-01 06:59:14,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [136102923] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:59:14,168 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:59:14,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2024-11-01 06:59:14,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749291542] [2024-11-01 06:59:14,171 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:59:14,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-01 06:59:14,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:59:14,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-01 06:59:14,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-01 06:59:14,200 INFO L87 Difference]: Start difference. First operand has 873 states, 613 states have (on average 1.3539967373572595) internal successors, (830), 637 states have internal predecessors, (830), 203 states have call successors, (203), 56 states have call predecessors, (203), 55 states have return successors, (198), 198 states have call predecessors, (198), 198 states have call successors, (198) 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) [2024-11-01 06:59:14,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:59:14,317 INFO L93 Difference]: Finished difference Result 1741 states and 2491 transitions. [2024-11-01 06:59:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-01 06:59:14,319 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 [2024-11-01 06:59:14,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:59:14,337 INFO L225 Difference]: With dead ends: 1741 [2024-11-01 06:59:14,338 INFO L226 Difference]: Without dead ends: 861 [2024-11-01 06:59:14,353 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 [2024-11-01 06:59:14,357 INFO L432 NwaCegarLoop]: 1219 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, 1219 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 [2024-11-01 06:59:14,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1219 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-01 06:59:14,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2024-11-01 06:59:14,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 861. [2024-11-01 06:59:14,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 861 states, 608 states have (on average 1.34375) internal successors, (817), 625 states have internal predecessors, (817), 198 states have call successors, (198), 55 states have call predecessors, (198), 54 states have return successors, (189), 189 states have call predecessors, (189), 189 states have call successors, (189) [2024-11-01 06:59:14,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1204 transitions. [2024-11-01 06:59:14,469 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1204 transitions. Word has length 180 [2024-11-01 06:59:14,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:59:14,469 INFO L471 AbstractCegarLoop]: Abstraction has 861 states and 1204 transitions. [2024-11-01 06:59:14,470 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) [2024-11-01 06:59:14,470 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1204 transitions. [2024-11-01 06:59:14,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-01 06:59:14,475 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:59:14,475 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] [2024-11-01 06:59:14,492 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-01 06:59:14,676 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 [2024-11-01 06:59:14,677 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:59:14,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:59:14,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1698219986, now seen corresponding path program 1 times [2024-11-01 06:59:14,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:59:14,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1589010068] [2024-11-01 06:59:14,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:59:14,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:59:14,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:59:14,680 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) [2024-11-01 06:59:14,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-01 06:59:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:59:17,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 2113 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:59:17,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:59:22,319 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-01 06:59:22,320 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:59:25,830 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-01 06:59:25,830 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:59:25,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1589010068] [2024-11-01 06:59:25,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1589010068] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:59:25,831 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:59:25,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-01 06:59:25,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263242407] [2024-11-01 06:59:25,831 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:59:25,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:59:25,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:59:25,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:59:25,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:59:25,834 INFO L87 Difference]: Start difference. First operand 861 states and 1204 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) [2024-11-01 06:59:25,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:59:25,939 INFO L93 Difference]: Finished difference Result 863 states and 1205 transitions. [2024-11-01 06:59:25,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:59:25,942 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 [2024-11-01 06:59:25,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:59:25,956 INFO L225 Difference]: With dead ends: 863 [2024-11-01 06:59:25,956 INFO L226 Difference]: Without dead ends: 860 [2024-11-01 06:59:25,957 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 [2024-11-01 06:59:25,958 INFO L432 NwaCegarLoop]: 1201 mSDtfsCounter, 1122 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1122 SdHoareTripleChecker+Valid, 1201 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 [2024-11-01 06:59:25,959 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1122 Valid, 1201 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-01 06:59:25,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2024-11-01 06:59:26,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 860. [2024-11-01 06:59:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 860 states, 608 states have (on average 1.3421052631578947) internal successors, (816), 624 states have internal predecessors, (816), 197 states have call successors, (197), 55 states have call predecessors, (197), 54 states have return successors, (189), 189 states have call predecessors, (189), 189 states have call successors, (189) [2024-11-01 06:59:26,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 860 states and 1202 transitions. [2024-11-01 06:59:26,050 INFO L78 Accepts]: Start accepts. Automaton has 860 states and 1202 transitions. Word has length 180 [2024-11-01 06:59:26,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:59:26,055 INFO L471 AbstractCegarLoop]: Abstraction has 860 states and 1202 transitions. [2024-11-01 06:59:26,056 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) [2024-11-01 06:59:26,056 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1202 transitions. [2024-11-01 06:59:26,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-01 06:59:26,062 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:59:26,063 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] [2024-11-01 06:59:26,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-01 06:59:26,263 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 [2024-11-01 06:59:26,264 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:59:26,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:59:26,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1105479456, now seen corresponding path program 1 times [2024-11-01 06:59:26,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:59:26,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1707616470] [2024-11-01 06:59:26,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:59:26,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:59:26,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:59:26,268 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) [2024-11-01 06:59:26,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-01 06:59:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:59:28,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:59:28,394 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:59:33,271 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-01 06:59:33,271 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:59:36,909 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-01 06:59:36,909 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:59:36,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1707616470] [2024-11-01 06:59:36,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1707616470] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:59:36,910 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:59:36,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-01 06:59:36,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137322951] [2024-11-01 06:59:36,910 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:59:36,911 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:59:36,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:59:36,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:59:36,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:59:36,912 INFO L87 Difference]: Start difference. First operand 860 states and 1202 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) [2024-11-01 06:59:36,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:59:36,991 INFO L93 Difference]: Finished difference Result 862 states and 1203 transitions. [2024-11-01 06:59:36,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:59:36,992 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 [2024-11-01 06:59:36,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:59:36,999 INFO L225 Difference]: With dead ends: 862 [2024-11-01 06:59:36,999 INFO L226 Difference]: Without dead ends: 859 [2024-11-01 06:59:37,000 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:59:37,001 INFO L432 NwaCegarLoop]: 1199 mSDtfsCounter, 1119 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 1199 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 [2024-11-01 06:59:37,001 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1119 Valid, 1199 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-01 06:59:37,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2024-11-01 06:59:37,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 859. [2024-11-01 06:59:37,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 859 states, 608 states have (on average 1.3404605263157894) internal successors, (815), 623 states have internal predecessors, (815), 196 states have call successors, (196), 55 states have call predecessors, (196), 54 states have return successors, (189), 189 states have call predecessors, (189), 189 states have call successors, (189) [2024-11-01 06:59:37,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1200 transitions. [2024-11-01 06:59:37,059 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1200 transitions. Word has length 181 [2024-11-01 06:59:37,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:59:37,060 INFO L471 AbstractCegarLoop]: Abstraction has 859 states and 1200 transitions. [2024-11-01 06:59:37,061 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) [2024-11-01 06:59:37,061 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1200 transitions. [2024-11-01 06:59:37,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-01 06:59:37,064 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:59:37,065 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] [2024-11-01 06:59:37,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-01 06:59:37,265 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 [2024-11-01 06:59:37,266 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:59:37,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:59:37,266 INFO L85 PathProgramCache]: Analyzing trace with hash 89612657, now seen corresponding path program 1 times [2024-11-01 06:59:37,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:59:37,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1147405355] [2024-11-01 06:59:37,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:59:37,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:59:37,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:59:37,271 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) [2024-11-01 06:59:37,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-01 06:59:39,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:59:39,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 2115 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:59:39,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:59:44,238 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-01 06:59:44,239 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:59:47,728 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-01 06:59:47,729 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:59:47,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1147405355] [2024-11-01 06:59:47,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1147405355] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:59:47,729 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:59:47,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-01 06:59:47,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147256851] [2024-11-01 06:59:47,729 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:59:47,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:59:47,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:59:47,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:59:47,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:59:47,731 INFO L87 Difference]: Start difference. First operand 859 states and 1200 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) [2024-11-01 06:59:47,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:59:47,876 INFO L93 Difference]: Finished difference Result 988 states and 1329 transitions. [2024-11-01 06:59:47,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:59:47,877 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 [2024-11-01 06:59:47,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:59:47,886 INFO L225 Difference]: With dead ends: 988 [2024-11-01 06:59:47,886 INFO L226 Difference]: Without dead ends: 984 [2024-11-01 06:59:47,887 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 361 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:59:47,888 INFO L432 NwaCegarLoop]: 1224 mSDtfsCounter, 897 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 1565 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 [2024-11-01 06:59:47,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [897 Valid, 1565 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-01 06:59:47,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 984 states. [2024-11-01 06:59:47,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 984 to 980. [2024-11-01 06:59:47,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 980 states, 689 states have (on average 1.309143686502177) internal successors, (902), 702 states have internal predecessors, (902), 212 states have call successors, (212), 79 states have call predecessors, (212), 78 states have return successors, (207), 207 states have call predecessors, (207), 207 states have call successors, (207) [2024-11-01 06:59:47,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 980 states and 1321 transitions. [2024-11-01 06:59:47,958 INFO L78 Accepts]: Start accepts. Automaton has 980 states and 1321 transitions. Word has length 182 [2024-11-01 06:59:47,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:59:47,959 INFO L471 AbstractCegarLoop]: Abstraction has 980 states and 1321 transitions. [2024-11-01 06:59:47,959 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) [2024-11-01 06:59:47,959 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1321 transitions. [2024-11-01 06:59:47,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-01 06:59:47,961 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:59:47,962 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] [2024-11-01 06:59:47,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-01 06:59:48,162 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 [2024-11-01 06:59:48,162 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:59:48,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:59:48,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1517232637, now seen corresponding path program 1 times [2024-11-01 06:59:48,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:59:48,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1536019840] [2024-11-01 06:59:48,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:59:48,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:59:48,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:59:48,165 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) [2024-11-01 06:59:48,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-01 06:59:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:59:50,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 2116 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:59:50,241 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:59:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-01 06:59:55,146 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:59:58,460 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-01 06:59:58,461 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:59:58,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1536019840] [2024-11-01 06:59:58,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1536019840] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:59:58,461 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:59:58,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-01 06:59:58,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335342777] [2024-11-01 06:59:58,461 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:59:58,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:59:58,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:59:58,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:59:58,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:59:58,463 INFO L87 Difference]: Start difference. First operand 980 states and 1321 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) [2024-11-01 06:59:58,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:59:58,538 INFO L93 Difference]: Finished difference Result 982 states and 1322 transitions. [2024-11-01 06:59:58,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:59:58,539 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 [2024-11-01 06:59:58,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:59:58,545 INFO L225 Difference]: With dead ends: 982 [2024-11-01 06:59:58,545 INFO L226 Difference]: Without dead ends: 979 [2024-11-01 06:59:58,546 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 363 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:59:58,547 INFO L432 NwaCegarLoop]: 1193 mSDtfsCounter, 1111 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 1193 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 [2024-11-01 06:59:58,547 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1111 Valid, 1193 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-01 06:59:58,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 979 states. [2024-11-01 06:59:58,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 979 to 979. [2024-11-01 06:59:58,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 979 states, 689 states have (on average 1.3076923076923077) internal successors, (901), 701 states have internal predecessors, (901), 211 states have call successors, (211), 79 states have call predecessors, (211), 78 states have return successors, (207), 207 states have call predecessors, (207), 207 states have call successors, (207) [2024-11-01 06:59:58,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 979 states and 1319 transitions. [2024-11-01 06:59:58,614 INFO L78 Accepts]: Start accepts. Automaton has 979 states and 1319 transitions. Word has length 183 [2024-11-01 06:59:58,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:59:58,616 INFO L471 AbstractCegarLoop]: Abstraction has 979 states and 1319 transitions. [2024-11-01 06:59:58,616 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) [2024-11-01 06:59:58,616 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1319 transitions. [2024-11-01 06:59:58,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-01 06:59:58,619 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:59:58,619 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] [2024-11-01 06:59:58,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-01 06:59:58,820 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 [2024-11-01 06:59:58,820 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:59:58,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:59:58,821 INFO L85 PathProgramCache]: Analyzing trace with hash 210175668, now seen corresponding path program 1 times [2024-11-01 06:59:58,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:59:58,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [66842477] [2024-11-01 06:59:58,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:59:58,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:59:58,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:59:58,823 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) [2024-11-01 06:59:58,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-01 07:00:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 07:00:00,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 2117 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 07:00:00,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 07:00:05,581 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-01 07:00:05,582 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 07:00:08,800 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-01 07:00:08,801 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 07:00:08,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [66842477] [2024-11-01 07:00:08,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [66842477] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 07:00:08,801 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 07:00:08,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-01 07:00:08,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162816428] [2024-11-01 07:00:08,801 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 07:00:08,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 07:00:08,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 07:00:08,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 07:00:08,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 07:00:08,803 INFO L87 Difference]: Start difference. First operand 979 states and 1319 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) [2024-11-01 07:00:09,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 07:00:09,039 INFO L93 Difference]: Finished difference Result 2829 states and 3837 transitions. [2024-11-01 07:00:09,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 07:00:09,040 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 [2024-11-01 07:00:09,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 07:00:09,052 INFO L225 Difference]: With dead ends: 2829 [2024-11-01 07:00:09,053 INFO L226 Difference]: Without dead ends: 1869 [2024-11-01 07:00:09,056 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 365 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 07:00:09,058 INFO L432 NwaCegarLoop]: 1583 mSDtfsCounter, 1110 mSDsluCounter, 1111 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1110 SdHoareTripleChecker+Valid, 2694 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 [2024-11-01 07:00:09,058 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1110 Valid, 2694 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-01 07:00:09,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1869 states. [2024-11-01 07:00:09,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1869 to 1863. [2024-11-01 07:00:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1863 states, 1318 states have (on average 1.3125948406676784) internal successors, (1730), 1341 states have internal predecessors, (1730), 394 states have call successors, (394), 152 states have call predecessors, (394), 150 states have return successors, (401), 387 states have call predecessors, (401), 387 states have call successors, (401) [2024-11-01 07:00:09,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1863 states and 2525 transitions. [2024-11-01 07:00:09,200 INFO L78 Accepts]: Start accepts. Automaton has 1863 states and 2525 transitions. Word has length 184 [2024-11-01 07:00:09,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 07:00:09,201 INFO L471 AbstractCegarLoop]: Abstraction has 1863 states and 2525 transitions. [2024-11-01 07:00:09,201 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) [2024-11-01 07:00:09,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2525 transitions. [2024-11-01 07:00:09,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-01 07:00:09,204 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 07:00:09,204 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 07:00:09,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-01 07:00:09,404 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 [2024-11-01 07:00:09,405 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 07:00:09,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 07:00:09,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1404778860, now seen corresponding path program 1 times [2024-11-01 07:00:09,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 07:00:09,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1720956581] [2024-11-01 07:00:09,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 07:00:09,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 07:00:09,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 07:00:09,407 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) [2024-11-01 07:00:09,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-01 07:00:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 07:00:11,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 2123 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 07:00:11,403 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 07:00:11,593 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-01 07:00:11,593 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 07:00:13,925 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-01 07:00:13,925 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 07:00:13,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1720956581] [2024-11-01 07:00:13,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1720956581] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 07:00:13,925 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 07:00:13,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 07:00:13,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929636224] [2024-11-01 07:00:13,926 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 07:00:13,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 07:00:13,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 07:00:13,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 07:00:13,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 07:00:13,927 INFO L87 Difference]: Start difference. First operand 1863 states and 2525 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-01 07:00:14,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 07:00:14,778 INFO L93 Difference]: Finished difference Result 4203 states and 5672 transitions. [2024-11-01 07:00:14,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 07:00:14,778 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 197 [2024-11-01 07:00:14,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 07:00:14,798 INFO L225 Difference]: With dead ends: 4203 [2024-11-01 07:00:14,798 INFO L226 Difference]: Without dead ends: 2378 [2024-11-01 07:00:14,807 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 391 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 07:00:14,808 INFO L432 NwaCegarLoop]: 1214 mSDtfsCounter, 407 mSDsluCounter, 1097 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 407 SdHoareTripleChecker+Valid, 2311 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-01 07:00:14,808 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [407 Valid, 2311 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-01 07:00:14,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2378 states. [2024-11-01 07:00:15,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2378 to 2340. [2024-11-01 07:00:15,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2340 states, 1681 states have (on average 1.3224271267102914) internal successors, (2223), 1707 states have internal predecessors, (2223), 463 states have call successors, (463), 197 states have call predecessors, (463), 195 states have return successors, (470), 455 states have call predecessors, (470), 456 states have call successors, (470) [2024-11-01 07:00:15,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 2340 states and 3156 transitions. [2024-11-01 07:00:15,042 INFO L78 Accepts]: Start accepts. Automaton has 2340 states and 3156 transitions. Word has length 197 [2024-11-01 07:00:15,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 07:00:15,042 INFO L471 AbstractCegarLoop]: Abstraction has 2340 states and 3156 transitions. [2024-11-01 07:00:15,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-01 07:00:15,042 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 3156 transitions. [2024-11-01 07:00:15,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-11-01 07:00:15,047 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 07:00:15,047 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] [2024-11-01 07:00:15,079 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-01 07:00:15,248 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 [2024-11-01 07:00:15,248 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 07:00:15,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 07:00:15,249 INFO L85 PathProgramCache]: Analyzing trace with hash 265647539, now seen corresponding path program 1 times [2024-11-01 07:00:15,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 07:00:15,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1378997392] [2024-11-01 07:00:15,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 07:00:15,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 07:00:15,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 07:00:15,253 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) [2024-11-01 07:00:15,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-01 07:00:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 07:00:17,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 2335 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 07:00:17,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 07:00:17,423 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-11-01 07:00:17,423 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 07:00:20,234 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-11-01 07:00:20,234 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 07:00:20,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1378997392] [2024-11-01 07:00:20,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1378997392] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 07:00:20,235 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 07:00:20,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 07:00:20,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306152404] [2024-11-01 07:00:20,235 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 07:00:20,235 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 07:00:20,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 07:00:20,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 07:00:20,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 07:00:20,236 INFO L87 Difference]: Start difference. First operand 2340 states and 3156 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)